On your Shopify Store Admin, go to Apps > E-Store > Settings.
Under the General section, click Subscription.
You'll see your current plan and status. Click the Change Plan button found in this section.
Under Premium, click the Update Plan button, and enter the total number of locations you have, then click Update Plan to proceed.
You will then be asked to approve of the subscription change.
Review your details and click Approve Subscription to confirm and proceed with your Premium Plan.
What other steps do I need to take?
Make sure you do the following for the new locations you've added to your plan!
🏁 You’re done! 🏁
More on the Pricing Plans